Tests HA: Natural Gas Fuel Control

NOTE
This Pinpoint Test is intended to diagnose the following:
- Heated Oxygen Sensor (HO2S)/Heater
- HO2S Connections
- Vacuum Systems
- Fuel Injector(s)
- Harness Circuits: HO2S GND, HO2S, INJ 1-8, VPWR and SIG RTN
- Powertrain Control Module (PCM)
- Natural Gas Module (NG)

Pinpoint Test Connectors

HO2S Harness Connector Pin Locations:

Fuel Tank Pressure (FTP) Harness Connedtor:

HO2S Connector Pin Assignment

HO2S Connector Pin Assignment:

HO2S Location

HO2S Location:

Natural Gas Vehicle (NGV) Module 60 Pin Connector

Natural Gas Vehicle (NGV) Module 60 Pin Connector:

Pinpoint Tests